Home / 277,257.60-382,613.76-149,932.80

Finding the Fourth Proportional to 277,257.60, 382,613.76 and 149,932.80

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Solution

The fourth proportional to 277,257.60, 382,613.76 and 149,932.80 is: 206,906.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,257.60 : 382,613.76 = 149,932.80 : x
  2. Step 2: Convert to fraction form
    277,257.60/382,613.76 = 149,932.80/x
  3. Step 3: Cross multiply
    277,257.60x = 382,613.76 × 149,932.80
  4. Step 4: Simplify right side
    277,257.60x = 57,366,352,355.33
  5. Step 5: Solve for x
    x = 57,366,352,355.33/277,257.60
  6. Step 6: Final answer
    x = 206,906.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.